20250829Trf Sch 195-08-29-25 Clean.pdf

First Revision Sheet 195
Canceling
I.P.U.0 No. 28 Original Sheet 195 195
AVISTA CORPORATION
d/b/a Avista Utilities
SCHEDULE 195
OPTIONAL RENEWABLE NATURAL GAS— IDAHO
AVAILABLE:
To Customers in the State of Idaho where the Company has natural gas service. Customers
may participate in one or more available Renewable Natural Gas program options.
APPLICABLE:
To all customers receiving natural gas service who agree to participate in a program option
under this schedule.
PROGRAM OPTIONS AND CHARGES:
Low carbon energy program options available to customers will utilize the available types
of Renewable natural gas. The initial program option available will be as follows:
Renewable Natural Gas - One (1) block includes the environmental equivalent
attributes associated with 2 therms of renewable natural gas. Each block is priced
at $5.00 per block, per month.
All program charges are included in the price of the block and shall be in addition to all
other charges contained in the customer's applicable tariff schedule.
MONTHLY BILLING:
Renewable Natural Gas-The monthly billingshall be reflectiveof the number of Renewable
Natural Gas block(s) the customer has agreed to purchase multiplied by the Charge per
Block. The Monthly Billing is in addition to all other charges contained in customer's
applicable tariff schedule.
This schedule's Monthly Billing shall be applied to the customer's billing regardlessof actual
energy consumption.
Issued: August 29, 2025 Effective: January 1, 2025
Issued by Avista Corporation
By Patrick Ehrbar, Director of Regulatory Affairs

I.P.U.0 No. 28 Original Sheet 195—A 195-A
AVISTA CORPORATION
d/b/a Avista Utilities
SCHEDULE 195 — Continued
RENEWABLE NATURAL GAS:
For the purpose of this schedule, the blocks will include the environmental attributes
unbundled from the actual fuel associated with Renewable Natural Gas consisting largely of
methane and other hydrocarbons derived from the decomposition of organic material in
landfills, wastewater treatment facilities, and anaerobic digesters.
The renewable natural gas sourced shall be recognized via the M-RETs tracking system.
PROGRAM ADMINISTRATION:
To ensure that all costs and benefits of this program are only applied to program
participants, all funds collected and spent under this schedule will be separately identified
and tracked. Funds may include program costs (e.g.: program management, accounting,
communications, etc.) as well as to match block subscriptions to Renewable Natural Gas
environmental attribute purchases.
SPECIAL TERMS AND CONDITIONS:
1. Service under this schedule is subject to the Rules and Regulations contained in this
tariff.
2. Customers may apply for, or terminate participation from, this schedule anytime
during the year.
3. Program may be temporarily closed or 'sold-out' to new program subscribers if
there is insufficient renewable natural gas inventory available.
4. The above Monthly Billing is subject to increases as set forth in Tax Adjustment
Schedule 158.
Issued: September 2, 2022 Effective: September 2, 2022
Issued by Avista Corporation
By Patrick Ehrbar, Director of Regulatory Affairs